Home / 57,118.28-85,694.93-25,554.90

Finding the Fourth Proportional to 57,118.28, 85,694.93 and 25,554.90

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Solution

The fourth proportional to 57,118.28, 85,694.93 and 25,554.90 is: 38,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,118.28 : 85,694.93 = 25,554.90 : x
  2. Step 2: Convert to fraction form
    57,118.28/85,694.93 = 25,554.90/x
  3. Step 3: Cross multiply
    57,118.28x = 85,694.93 × 25,554.90
  4. Step 4: Simplify right side
    57,118.28x = 2,189,925,238.88
  5. Step 5: Solve for x
    x = 2,189,925,238.88/57,118.28
  6. Step 6: Final answer
    x = 38,340.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.